chore: Make the server rules display before the sign-up form scene

Mastodon/Scene/Onboarding/PickServer/MastodonPickServerViewController.swift

@@ -265,6 +265,17 @@ extension MastodonPickServerViewController {
                 }
             } receiveValue: { [weak self] response in
                 guard let self = self else { return }
+                if let rules = response.instance.value.rules, !rules.isEmpty {
+                    // show server rules before register
+                    let mastodonServerRulesViewModel = MastodonServerRulesViewModel(
+                        domain: server.domain,
+                        authenticateInfo: response.authenticateInfo,
+                        rules: rules,
+                        instance: response.instance.value,
+                        applicationToken: response.applicationToken.value
+                    )
+                    self.coordinator.present(scene: .mastodonServerRules(viewModel: mastodonServerRulesViewModel), from: self, transition: .show)
+                } else {
                     let mastodonRegisterViewModel = MastodonRegisterViewModel(
                         domain: server.domain,
                         authenticateInfo: response.authenticateInfo,
@@ -273,6 +284,7 @@ extension MastodonPickServerViewController {
                     )
                     self.coordinator.present(scene: .mastodonRegister(viewModel: mastodonRegisterViewModel), from: nil, transition: .show)
                 }
+            }
             .store(in: &disposeBag)
     }
 }

Mastodon/Scene/Onboarding/Register/MastodonRegisterViewController.swift

@@ -576,22 +576,6 @@ extension MastodonRegisterViewController {
             locale: "en" // TODO:
         )
         
-        if let rules = viewModel.instance.rules, !rules.isEmpty {
-            // show server rules before register
-            let mastodonServerRulesViewModel = MastodonServerRulesViewModel(
-                context: context,
-                domain: viewModel.domain,
-                authenticateInfo: viewModel.authenticateInfo,
-                rules: rules,
-                registerQuery: query,
-                applicationAuthorization: viewModel.applicationAuthorization
-            )
-            
-            viewModel.isRegistering.value = false
-            view.endEditing(true)
-            coordinator.present(scene: .mastodonServerRules(viewModel: mastodonServerRulesViewModel), from: self, transition: .show)
-            return
-        } else {
         // register without show server rules
         context.apiService.accountRegister(
             domain: viewModel.domain,
@@ -615,6 +599,6 @@ extension MastodonRegisterViewController {
             self.coordinator.present(scene: .mastodonConfirmEmail(viewModel: viewModel), from: self, transition: .show)
         }
         .store(in: &disposeBag)
-        }
+        
     }
 }

Mastodon/Scene/Onboarding/ServerRules/MastodonServerRulesViewController.swift

@@ -8,7 +8,6 @@
 import os.log
 import UIKit
 import Combine
-import MastodonSDK
 
 final class MastodonServerRulesViewController: UIViewController, NeedsDependency {
     
@@ -149,31 +148,6 @@ extension MastodonServerRulesViewController {
         
         rulesLabel.attributedText = viewModel.rulesAttributedString
         confirmButton.addTarget(self, action: #selector(MastodonServerRulesViewController.confirmButtonPressed(_:)), for: .touchUpInside)
-        
-        viewModel.isRegistering
-            .receive(on: DispatchQueue.main)
-            .sink { [weak self] isRegistering in
-                guard let self = self else { return }
-                isRegistering ? self.confirmButton.showLoading() : self.confirmButton.stopLoading()
-            }
-            .store(in: &disposeBag)
-        
-        viewModel.error
-            .compactMap { $0 }
-            .receive(on: DispatchQueue.main)
-            .sink { [weak self] error in
-                guard let self = self else { return }
-                guard let error = error as? Mastodon.API.Error else { return }
-                let alertController = UIAlertController(for: error, title: "Sign Up Failure", preferredStyle: .alert)
-                let okAction = UIAlertAction(title: L10n.Common.Controls.Actions.ok, style: .default, handler: nil)
-                alertController.addAction(okAction)
-                self.coordinator.present(
-                    scene: .alertController(alertController: alertController),
-                    from: nil,
-                    transition: .alertController(animated: true, completion: nil)
-                )
-            }
-            .store(in: &disposeBag)
     }
     
     override func viewDidLayoutSubviews() {
@@ -200,30 +174,8 @@ extension MastodonServerRulesViewController {
     @objc private func confirmButtonPressed(_ sender: UIButton) {
         os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s", ((#file as NSString).lastPathComponent), #line, #function)
 
-        let email = viewModel.registerQuery.email
+        let viewModel = MastodonRegisterViewModel(domain: self.viewModel.domain, authenticateInfo: self.viewModel.authenticateInfo, instance: self.viewModel.instance, applicationToken: self.viewModel.applicationToken)
-        
+        self.coordinator.present(scene: .mastodonRegister(viewModel: viewModel), from: self, transition: .show)
-        context.apiService.accountRegister(
-            domain: viewModel.domain,
-            query: viewModel.registerQuery,
-            authorization: viewModel.applicationAuthorization
-        )
-        .receive(on: DispatchQueue.main)
-        .sink { [weak self] completion in
-            guard let self = self else { return }
-            self.viewModel.isRegistering.value = false
-            switch completion {
-            case .failure(let error):
-                self.viewModel.error.send(error)
-            case .finished:
-                break
-            }
-        } receiveValue: { [weak self] response in
-            guard let self = self else { return }
-            let userToken = response.value
-            let viewModel = MastodonConfirmEmailViewModel(context: self.context, email: email, authenticateInfo: self.viewModel.authenticateInfo, userToken: userToken)
-            self.coordinator.present(scene: .mastodonConfirmEmail(viewModel: viewModel), from: self, transition: .show)
-        }
-        .store(in: &disposeBag)
     }
 }
 

Mastodon/Scene/Onboarding/ServerRules/MastodonServerRulesViewModel.swift

@@ -10,34 +10,27 @@ import Combine
 import MastodonSDK
 
 final class MastodonServerRulesViewModel {
-    
     // input
-    let context: AppContext
+
     let domain: String
     let authenticateInfo: AuthenticationViewModel.AuthenticateInfo
     let rules: [Mastodon.Entity.Instance.Rule]
-    let registerQuery: Mastodon.API.Account.RegisterQuery
+    let instance: Mastodon.Entity.Instance
-    let applicationAuthorization: Mastodon.API.OAuth.Authorization
+    let applicationToken: Mastodon.Entity.Token
-
-    // output
-    let isRegistering = CurrentValueSubject<Bool, Never>(false)
-    let error = CurrentValueSubject<Error?, Never>(nil)
 
     
     init(
-        context: AppContext,
         domain: String,
         authenticateInfo: AuthenticationViewModel.AuthenticateInfo,
         rules: [Mastodon.Entity.Instance.Rule],
-        registerQuery: Mastodon.API.Account.RegisterQuery,
+        instance: Mastodon.Entity.Instance,
-        applicationAuthorization: Mastodon.API.OAuth.Authorization
+        applicationToken: Mastodon.Entity.Token
     ) {
-        self.context = context
         self.domain = domain
         self.authenticateInfo = authenticateInfo
         self.rules = rules
-        self.registerQuery = registerQuery
+        self.instance = instance
-        self.applicationAuthorization = applicationAuthorization
+        self.applicationToken = applicationToken
     }
     
     var rulesAttributedString: NSAttributedString {